9 letters
- spirituel14
- spitfires15
- splinters14
- splitters13
- splutters14
- spritsail13
- spruciest16
- sterilize19
- stipplers16
- stressful14
- streusels11
- stripiest12
- stupefied17
- stupefies16
- sulfurets15
- sulfurize24
- sulphites16
- sultriest11
- superbest16
- supercute17
- superfast16
- superfine17
- superglue17
- superhits15
- superjets22
- superlies14
- supersafe16
- supersale14
- supersell15
- supersets13
- supersize22
- supersoft16
- superstud15
- supervise17
- superwife19
- suppliers17
- supremest16
- surfeited14
- surfeiter13
- surplices17
- surpluses15
- swirliest13
- terrifies12
- tessiture10
- testifier12
- testifies12
- tilburies14
- trellises11
- tricepses15
- triplexes20
- triplites13
- trisceles13
- triskeles14
- troiluses11
- trueblues15
- typifiers17
- uglifiers16
- unfertile15
- unrestful16
- unruliest13
- unsterile12
- uplifters17
- upsetters13
- utilisers11
- utilizers20
- uveitises14
- versifies16
- wifeliest16
- wiseliest13